package com.example.train_operate.constants;

public class YunXinConstants {

    public static final String APP_KEY = "2e072637c1aff13712be93e2be04f009";

    public static final String APP_SECRET = "726860f6ce37";

    public static final String UPPERCASE = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";

    public static final String LOWERCASE = "abcdefghijklmnopqrstuvwxyz";

    public static final String DIGITS = "0123456789";

    //云信token生存时间
    public static final Integer DEFAULT_TTL_SEC = 36000;

}